Audio headset



FIG. 1 is a front perspective view of the audio headset showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the figures depict the portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for an audio headset, as shown and described. 